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Patent US2893603A successfully refreshed from Google Patents.
US2893603A
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US
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Fluid charge dispenser
Assignee: Imperial Brass Manufacturing Co
•
Filing: 1955-01-31
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Granted: 1959-07-07
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Expires: 1975-01-31
Abstract
No abstract record available.
Inventors
- 👤 George E Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:59
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/32; B67D7/3245
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2091737A
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US2705578A
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US2728490A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-06 | 1963-01-05 | 1963-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-06 | 1967-01-05 | 1967-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-06 | 1971-01-05 | 1971-07-07 | $7700.00 | Window Closed / Lapsed |